package demo.service.entity;

import java.util.*;

public class Model {
	private String id;
	private String name;
	private String externalId;
	private String parentId;
	private Set<Model> children;

	public Model() {
		this.children = new HashSet<Model>();
	}

	public Model(String id, String parentId, String name, String externalId) {
		this();
		this.id = id;
		this.parentId=parentId;
		this.name = name;
		this.externalId = externalId;
	}

	public String getId() {
		return id;
	}

	public String getName() {
		return name;
	}

	public String getExternalId() {
		return externalId;
	}

	public Set<Model> getChildren() {
		return children;
	}

	public String getParentId() {
		return parentId;
	}


	public Model getParent() {
		return null;
	}

	@Override
	public int hashCode() {
		final int prime = 31;
		int result = 1;
		result = prime * result + ((id == null) ? 0 : id.hashCode());
		return result;
	}

	@Override
	public boolean equals(Object obj) {
		if (this == obj)
			return true;
		if (obj == null)
			return false;
		if (getClass() != obj.getClass())
			return false;
		Model other = (Model) obj;
		if (id == null) {
			if (other.id != null)
				return false;
		} else if (!id.equals(other.id))
			return false;
		return true;
	}

}
